/* TrailGoat Fuel Planner — shares the palette + type of the main dashboard. */
:root {
    --bg-0: #07120f;          /* deepest pine */
    --bg-1: #0a1a1c;          /* forest navy */
    --ink: #eaf4ee;           /* near-white text */
    --muted: #8ea7a0;         /* muted sage */
    --line: rgba(255, 255, 255, 0.09);
    --glass: rgba(255, 255, 255, 0.045);
    --glass-2: rgba(255, 255, 255, 0.07);

    --orange: #ff7a1a;
    --moss: #9ae600;
    --teal: #19c3b1;
    --violet: #8b6cff;
    --coral: #ff5d73;
    --gold: #ffd23f;

    --radius: 20px;
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-0);
    color: var(--ink);
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* --- Backdrop --- */
.backdrop { position: fixed; inset: 0; z-index: -1; overflow: hidden; background:
    radial-gradient(1200px 600px at 70% -10%, rgba(25, 195, 177, 0.10), transparent 60%),
    radial-gradient(900px 500px at 10% 10%, rgba(255, 122, 26, 0.08), transparent 55%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1)); }
.aurora { position: absolute; inset: -20% -20% auto -20%; height: 60%;
    background: conic-gradient(from 180deg at 50% 50%, transparent, rgba(154,230,0,0.06), transparent 40%);
    filter: blur(40px); animation: drift 26s ease-in-out infinite alternate; }
@keyframes drift { from { transform: translateX(-4%) rotate(-2deg); } to { transform: translateX(4%) rotate(2deg); } }
.ridge { position: absolute; bottom: 0; left: 0; width: 100%; height: 38vh; opacity: 0.5; }
.ridge-back { fill: #0c2220; } .ridge-mid { fill: #0a1c1a; } .ridge-front { fill: #07140f; }

/* --- Top bar --- */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 10px;
    flex-wrap: wrap; padding: 18px clamp(16px, 4vw, 40px); max-width: 1180px; margin: 0 auto; }
.wordmark { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.4rem;
    letter-spacing: 0.02em; color: var(--ink); text-decoration: none; }
.grad { background: linear-gradient(100deg, var(--orange), var(--gold) 45%, var(--moss));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

.toggles { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.unit-toggle { display: inline-flex; gap: 4px; background: var(--glass);
    border: 1px solid var(--line); border-radius: 999px; padding: 4px; }
.unit-toggle button { background: transparent; color: var(--muted); border: none; cursor: pointer;
    font-family: inherit; font-weight: 700; font-size: 0.78rem; letter-spacing: 0.04em;
    padding: 7px 16px; border-radius: 999px; transition: all 0.15s; }
.unit-toggle button.active { background: var(--orange); color: #1a1205; }

/* --- Layout --- */
.wrap { max-width: 1180px; margin: 0 auto; padding: 10px clamp(16px, 4vw, 40px) 80px; }

.hero { margin: 18px 0 30px; }
.eyebrow { color: var(--orange); font-weight: 600; letter-spacing: 0.12em;
    text-transform: uppercase; font-size: 0.8rem; margin-bottom: 12px; }
.hero h1 { font-family: 'Sora', sans-serif; font-weight: 800;
    font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.05; letter-spacing: -0.02em; }
.hero-sub { color: var(--muted); font-size: 1.05rem; max-width: 40rem; margin-top: 16px; }

/* --- Panels --- */
.panel { background: var(--glass); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 24px; backdrop-filter: blur(10px); box-shadow: var(--shadow); }
.inputs, .fueling-plan { margin-bottom: 22px; }
.panel-title { font-family: 'Sora', sans-serif; font-weight: 700; font-size: 1.15rem; }
.panel-head-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.export-btn { background: var(--orange); color: #1a1205; border: none; border-radius: 999px;
    padding: 9px 18px; font-family: inherit; font-weight: 700; font-size: 0.85rem; cursor: pointer;
    transition: filter 0.15s; }
.export-btn:hover { filter: brightness(1.08); }
.export-btn:disabled { opacity: 0.6; cursor: default; }

/* The effort — three intuitive groups side by side (stack on mobile) */
.effort-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 26px; margin-top: 18px; }
.effort-col { display: flex; flex-direction: column; }
.effort-col > * + * { margin-top: 16px; }
.col-head { font-family: 'Sora', sans-serif; font-weight: 600; font-size: 0.98rem; color: var(--ink);
    padding-bottom: 8px; border-bottom: 1px solid var(--line); }

/* Fueling plan — each section is its own card under a shared header */
.fuel-head { margin-bottom: 16px; }
.fuel-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; }
.fuel-card { background: var(--glass); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 22px; backdrop-filter: blur(10px); box-shadow: var(--shadow); }
.result-group { display: flex; flex-direction: column; }
.methodology { margin-top: 22px; }

/* --- Form fields --- */
.field-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; }
.adv-grid { max-width: 460px; margin-top: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field-block { display: flex; flex-direction: column; gap: 10px; }
.field-label { color: var(--muted); font-size: 0.85rem; font-weight: 500; }
.field-label em { color: var(--teal); font-style: normal; font-weight: 600; }
.field-label small { color: var(--muted); opacity: 0.7; font-weight: 400; }
.field-label strong { color: var(--ink); font-family: 'Sora', sans-serif; }
.slider-hint { color: var(--gold); font-weight: 600; margin-left: 4px; }

input[type="number"], input[type="text"], input[type="search"], input[type="datetime-local"], select {
    background: var(--glass-2); color: var(--ink); border: 1px solid var(--line);
    border-radius: 12px; padding: 11px 14px; font-family: inherit; font-size: 1rem; width: 100%;
    transition: border-color 0.15s; color-scheme: dark; -webkit-appearance: none; appearance: none; }
input[type="number"]:focus, input[type="text"]:focus, input[type="search"]:focus, input[type="datetime-local"]:focus, select:focus {
    outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,122,26,0.15); }
input[type="search"]::-webkit-search-decoration, input[type="search"]::-webkit-search-cancel-button { -webkit-appearance: none; }
select { cursor: pointer; }
select option { background: var(--bg-1); color: var(--ink); }

/* Segmented control */
.segmented { display: inline-flex; gap: 4px; background: var(--glass-2);
    border: 1px solid var(--line); border-radius: 12px; padding: 4px; }
.segmented button { flex: 1; background: transparent; color: var(--muted); border: none;
    cursor: pointer; font-family: inherit; font-weight: 600; font-size: 0.9rem;
    padding: 9px 12px; border-radius: 9px; transition: all 0.15s; white-space: nowrap; }
.segmented button.active { background: var(--teal); color: #04201d; }

/* Sliders */
.slider { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: 999px;
    background: linear-gradient(90deg, var(--teal), var(--gold), var(--orange)); outline: none; }
.slider::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 22px; height: 22px;
    border-radius: 50%; background: var(--ink); border: 3px solid var(--orange); cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.4); }
.slider::-moz-range-thumb { width: 22px; height: 22px; border-radius: 50%; background: var(--ink);
    border: 3px solid var(--orange); cursor: pointer; }

/* Flat pace + duration estimate */
.pace-row { display: flex; gap: 10px; }
.pace-row input { flex: 0 0 96px; text-align: center; }
.estimate-btn { flex: 1; background: var(--glass-2); color: var(--teal);
    border: 1px solid var(--line); border-radius: 12px; padding: 0 14px;
    font-family: inherit; font-weight: 600; font-size: 0.9rem; cursor: pointer;
    transition: all 0.15s; }
.estimate-btn:hover { border-color: var(--teal); background: rgba(25,195,177,0.10); }
.estimate-out { color: var(--muted); font-size: 0.85rem; margin-top: 4px; min-height: 1.1em; }
.estimate-out strong { color: var(--gold); font-family: 'Sora', sans-serif; font-weight: 700; }
.estimate-out small { opacity: 0.85; }
.estimate-out.warn { color: var(--coral); }
.estimate-out.warn strong { color: var(--coral); }

/* Weather row (date/time + button) */
.weather-row { display: flex; gap: 10px; flex-wrap: wrap; }
.weather-row input { flex: 1 1 170px; }
.weather-row .estimate-btn { flex: 0 0 auto; }

.advanced { margin-top: 20px; border-top: 1px solid var(--line); padding-top: 14px; }
.advanced summary, .methodology summary { cursor: pointer; color: var(--muted); font-weight: 600;
    font-size: 0.9rem; list-style: none; }
.advanced summary::-webkit-details-marker, .methodology summary::-webkit-details-marker { display: none; }
.advanced summary::before, .methodology summary::before { content: '＋ '; color: var(--orange); }
.advanced[open] summary::before, .methodology[open] summary::before { content: '－ '; }

/* --- Result metrics --- */
.metric-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 16px; }
.metric { position: relative; background: var(--glass-2); border: 1px solid var(--line);
    border-radius: var(--radius); padding: 15px 16px; overflow: hidden; }
.metric::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
    background: var(--accent); opacity: 0.9; }
.metric::after { content: ''; position: absolute; top: -40px; right: -40px; width: 110px; height: 110px;
    border-radius: 50%; background: var(--accent); opacity: 0.12; filter: blur(8px); }
.metric-water  { --accent: var(--teal); }
.metric-sodium { --accent: var(--violet); }
.metric-carbs  { --accent: var(--gold); }
.metric-cals   { --accent: var(--orange); }
.metric-label { color: var(--muted); font-size: 0.82rem; font-weight: 500; margin-bottom: 8px; }
.metric-num { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.55rem; line-height: 1.05;
    letter-spacing: -0.02em; }
/* Keep a range (e.g. "998–1,831") together; let the unit wrap below if tight.
   inline-block so JS can measure its width and auto-shrink to fit the card. */
.metric-num > span:first-child { white-space: nowrap; display: inline-block; }
.metric-unit { font-size: 0.85rem; font-weight: 600; color: var(--muted); margin-left: 1px; }

/* Kit list */
.kit-list { list-style: none; margin-top: 14px; display: flex; flex-direction: column; gap: 12px; }
.kit-list li { display: flex; align-items: baseline; gap: 10px; font-size: 1rem; }
.kit-list small { color: var(--muted); }
.kit-num { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 1.5rem; color: var(--moss);
    min-width: 1.6em; text-align: right; white-space: nowrap; }
.kit-note { color: var(--muted); font-size: 0.85rem; margin-top: 14px; }

/* --- Course / GPX --- */
.course { margin-bottom: 22px; }
.course-head { margin-bottom: 16px; }
.course-name-field { margin-bottom: 16px; max-width: 420px; position: relative; }
.course-suggest { position: absolute; top: 100%; left: 0; right: 0; z-index: 50; margin-top: 6px;
    background: rgba(7, 18, 15, 0.98); border: 1px solid var(--line); border-radius: 12px;
    box-shadow: var(--shadow); max-height: 300px; overflow-y: auto; }
.suggest-item { display: flex; flex-direction: column; gap: 2px; width: 100%; text-align: left;
    background: none; border: none; border-bottom: 1px solid var(--line); padding: 10px 14px;
    cursor: pointer; color: var(--ink); font-family: inherit; }
.suggest-item:last-child { border-bottom: none; }
.suggest-item:hover { background: var(--glass-2); }
.suggest-name { font-weight: 600; font-size: 0.92rem; }
.suggest-meta { color: var(--muted); font-size: 0.8rem; }
.panel-sub { color: var(--muted); font-size: 0.88rem; margin-top: 4px; }
.inline-link { color: var(--orange); text-decoration: none; font-weight: 600; white-space: nowrap; }
.inline-link:hover { text-decoration: underline; }

.dropzone { display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 8px; text-align: center; padding: 32px 20px; border: 1.5px dashed var(--line);
    border-radius: var(--radius); background: var(--glass-2); cursor: pointer;
    transition: border-color 0.15s, background 0.15s; }
.dropzone:hover, .dropzone.dragover { border-color: var(--teal); background: rgba(25,195,177,0.07); }
.dz-icon { font-size: 2rem; }
.dz-text { color: var(--ink); font-size: 0.98rem; }
.dz-text strong { font-weight: 600; }
.dz-status { color: var(--muted); font-size: 0.85rem; min-height: 1em; }
.dz-status.error { color: var(--coral); }

.course-stats { display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 16px; }
.course-stat { background: var(--glass-2); border: 1px solid var(--line); border-radius: 12px;
    padding: 10px 14px; flex: 1 1 110px; }
.course-stat .cs-label { color: var(--muted); font-size: 0.74rem; text-transform: uppercase;
    letter-spacing: 0.07em; }
.course-stat .cs-val { font-family: 'Sora', sans-serif; font-weight: 700; font-size: 1.25rem;
    margin-top: 3px; }
.course-stat .cs-val .unit { font-size: 0.8rem; font-weight: 600; color: var(--muted); margin-left: 3px; }
.cs-gain .cs-val { color: var(--orange); }
.cs-loss .cs-val { color: var(--teal); }

/* Aid-station markers (map) + matching badges (plan table) */
.leaflet-div-icon.aid-marker-wrap { background: transparent; border: 0; }
.aid-marker { display: flex; align-items: center; justify-content: center; width: 26px; height: 26px;
    border-radius: 50%; color: #06140f; font-family: 'Sora', sans-serif; font-weight: 800;
    font-size: 0.92rem; border: 2px solid rgba(255,255,255,0.92); box-shadow: 0 1px 5px rgba(0,0,0,0.5); }
.aid-badge { display: inline-flex; align-items: center; justify-content: center; width: 18px; height: 18px;
    border-radius: 50%; color: #06140f; font-family: 'Sora', sans-serif; font-weight: 800; font-size: 0.72rem;
    margin-right: 8px; vertical-align: middle; }

.map-wrap { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
#course-map { height: 340px; width: 100%; background: var(--bg-1); }

/* 3D terrain view (MapLibre) — overlays the 2D map within the same wrap.
   position:absolute !important beats MapLibre's own .maplibregl-map{position:relative}
   (its stylesheet loads later); z-index sits above Leaflet's panes/controls. */
.tg-3d { position: absolute !important; inset: 0; z-index: 1200; background: var(--bg-1); }
.tg-3d-badge { position: absolute; top: 10px; left: 50%; transform: translateX(-50%); z-index: 1300;
    font-family: 'Inter', sans-serif; font-weight: 700; font-size: 0.66rem; letter-spacing: 0.06em;
    text-transform: uppercase; color: var(--gold); background: rgba(7,18,15,0.85);
    border: 1px solid rgba(255,210,63,0.45); border-radius: 999px; padding: 4px 10px; }
.tg-3d-exit { position: absolute; top: 10px; right: 10px; z-index: 1300; cursor: pointer;
    background: rgba(7,18,15,0.92); color: var(--ink); border: 1px solid var(--line); border-radius: 8px;
    padding: 7px 12px; font-family: 'Sora', sans-serif; font-weight: 700; font-size: 0.82rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.45); }
.tg-3d-exit:hover { border-color: var(--orange); color: var(--orange); }
.map-3d-btn { display: flex !important; align-items: center; justify-content: center; width: 32px; height: 32px;
    background: rgba(7,18,15,0.92); color: var(--ink); border: 1px solid var(--line); border-radius: 8px;
    font-family: 'Sora', sans-serif; font-weight: 800; font-size: 0.72rem; line-height: 1; text-decoration: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.45); }
.map-3d-btn:hover { border-color: var(--violet); color: var(--violet); }
/* Hide the 2D Leaflet controls while the 3D overlay is up (they drive the hidden map) */
.map-wrap.tg-3d-active .leaflet-control-container { display: none; }
/* 3D flythrough control (play/pause + speed), bottom-left of the 3D view */
.tg-3d-fly { position: absolute; left: 10px; bottom: 10px; z-index: 1300; display: flex; gap: 6px; }
.tg-3d-fly-btn, .tg-3d-fly-speed { cursor: pointer; background: rgba(7,18,15,0.92); color: var(--ink);
    border: 1px solid var(--line); border-radius: 8px; font-family: 'Sora', sans-serif; font-weight: 700;
    box-shadow: 0 2px 8px rgba(0,0,0,0.45); line-height: 1; }
.tg-3d-fly-btn { padding: 9px 14px; font-size: 0.85rem; }
.tg-3d-fly-speed { padding: 9px 11px; font-size: 0.8rem; color: var(--muted); min-width: 36px; }
.tg-3d-fly-btn:hover { border-color: var(--moss); color: var(--moss); }
.tg-3d-fly-speed:hover { border-color: var(--moss); color: var(--ink); }

/* Expand-to-fullscreen button + state */
.map-expand-btn { display: flex !important; align-items: center; justify-content: center;
    width: 32px; height: 32px; background: rgba(7,18,15,0.92); color: var(--ink);
    border: 1px solid var(--line); border-radius: 8px; font-size: 1.05rem; line-height: 1;
    text-decoration: none; box-shadow: 0 2px 8px rgba(0,0,0,0.45); }
.map-expand-btn:hover { border-color: var(--orange); color: var(--orange); }
/* Course playback control (play / pause + speed) */
.map-play { display: flex; gap: 6px; }
.map-play-btn, .map-speed-btn { display: flex !important; align-items: center; justify-content: center;
    height: 32px; background: rgba(7,18,15,0.92); color: var(--ink); border: 1px solid var(--line);
    border-radius: 8px; font-size: 0.95rem; line-height: 1; text-decoration: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.45); font-family: 'Sora', sans-serif; font-weight: 700; }
.map-play-btn { width: 32px; }
.map-speed-btn { min-width: 34px; padding: 0 8px; font-size: 0.82rem; color: var(--muted); }
.map-play-btn:hover { border-color: var(--moss); color: var(--moss); }
.map-speed-btn:hover { border-color: var(--moss); color: var(--ink); }
.map-wrap.map-expanded { position: fixed; inset: 0; z-index: 9999; margin: 0;
    border: none; border-radius: 0; }
.map-wrap.map-expanded #course-map,
.map-wrap.map-expanded #lib-map { height: 100vh; height: 100dvh; }
body.map-modal-open { overflow: hidden; }
/* A backdrop-filter ancestor makes position:fixed resolve to that ancestor, not the
   viewport — drop it while the map is full-screen so the overlay truly fills the screen. */
body.map-modal-open .panel { backdrop-filter: none; }
.leaflet-container { background: var(--bg-1); font-family: inherit; }

.elev-wrap { margin-top: 16px; }
.elev-head { color: var(--muted); font-size: 0.85rem; font-weight: 600; margin-bottom: 8px; }
.elev-head small { font-weight: 400; opacity: 0.8; }
/* Elevation-profile overlay toggles (Aid stations / Climbs / Descents) */
.tg-elev-toggles { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.tg-tog { display: inline-flex; align-items: center; gap: 7px; font-family: 'Inter', sans-serif;
    font-weight: 600; font-size: 0.8rem; color: var(--muted); background: var(--glass-2);
    border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; cursor: pointer;
    transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease; }
.tg-tog:hover { color: var(--ink); }
.tg-tog .tg-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--tg, #888);
    opacity: 0.3; transition: opacity 0.15s ease; }
.tg-tog.on { color: var(--ink); border-color: var(--tg, #888);
    background: color-mix(in srgb, var(--tg, #888) 13%, transparent); }
.tg-tog.on .tg-dot { opacity: 1; }
.elev-canvas-wrap { position: relative; height: 260px; }
.elev-empty { color: var(--muted); font-size: 0.9rem; line-height: 1.5; padding: 28px 22px;
    text-align: center; border: 1px dashed var(--line); border-radius: var(--radius);
    background: var(--glass-2); }

/* Leaflet layer switcher — match the dark UI */
.leaflet-control-layers { background: rgba(7,18,15,0.92) !important; color: var(--ink);
    border: 1px solid var(--line) !important; border-radius: 12px !important;
    box-shadow: 0 8px 24px rgba(0,0,0,0.5) !important; }
.leaflet-control-layers-expanded { padding: 8px 12px !important; }
.leaflet-control-layers label { color: var(--ink); font-size: 0.85rem; font-weight: 500; margin: 2px 0; }
.leaflet-control-layers-selector { accent-color: var(--orange); margin-right: 6px; }
.leaflet-bar a { background: rgba(7,18,15,0.92); color: var(--ink); border-color: var(--line); }
.leaflet-bar a:hover { background: rgba(25,195,177,0.18); }

/* Fueling-plan per-section summary — its own card below the metric cards */
.plan-summary { margin-top: 18px; }
.plan-summary .col-head { border-bottom: none; padding-bottom: 0; margin-bottom: 10px; }
.summary-text { color: var(--muted); font-size: 0.95rem; line-height: 1.55; margin-bottom: 14px; max-width: 64ch; }
.summary-text strong { color: var(--ink); font-weight: 600; }

/* Race plan table */
.plan-wrap { margin-top: 20px; }
.plan-scroll { overflow-x: auto; margin-top: 10px; }
.plan-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.plan-table th { text-align: left; color: var(--muted); font-weight: 600; font-size: 0.74rem;
    text-transform: uppercase; letter-spacing: 0.06em; padding: 6px 10px; border-bottom: 1px solid var(--line); }
.plan-table th:not(:first-child), .plan-table td:not(:first-child) { text-align: right; white-space: nowrap; }
.plan-table td { padding: 9px 10px; border-bottom: 1px solid var(--line); }
.plan-table tbody tr:hover { background: var(--glass-2); }
.plan-table .aid-name { color: var(--ink); font-weight: 500; }
.aid-actions { display: inline-flex; gap: 4px; margin-left: 8px; vertical-align: middle; }
.aid-rm, .aid-edit { background: none; border: none; color: var(--muted); cursor: pointer;
    line-height: 1; padding: 2px 4px; border-radius: 6px; }
.aid-rm { font-size: 1.1rem; }
.aid-edit { font-size: 0.95rem; }
.aid-rm:hover { color: var(--coral); background: var(--glass-2); }
.aid-edit:hover { color: var(--teal); background: var(--glass-2); }
.aid-fixed { color: var(--muted); font-weight: 600; }
.plan-empty { color: var(--muted); font-size: 0.85rem; padding: 12px 2px; }
.plan-note { color: var(--muted); font-size: 0.8rem; margin-top: 8px; }
.plan-note strong { color: var(--ink); font-weight: 600; }

.aid-add { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.aid-add #aid-dist { flex: 0 0 80px; }
.aid-add #aid-name { flex: 1 1 140px; }
.aid-add .estimate-btn { flex: 0 0 auto; }

.course-actions { margin-top: 18px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.course-actions .course-clear { margin-top: 0; }
.save-status { font-size: 0.85rem; color: var(--muted); }
.save-status.ok { color: var(--moss); }
.save-status.warn { color: var(--coral); }

.course-clear { margin-top: 16px; background: transparent; color: var(--muted);
    border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px; cursor: pointer;
    font-family: inherit; font-weight: 600; font-size: 0.85rem; transition: all 0.15s; }
.course-clear:hover { color: var(--coral); border-color: var(--coral); }

/* --- Course library page --- */
.back-link { color: var(--muted); text-decoration: none; font-weight: 600; font-size: 0.9rem;
    padding: 8px 16px; border: 1px solid var(--line); border-radius: 999px; }
.back-link:hover { color: var(--ink); border-color: var(--orange); background: var(--glass); }
.lib-toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 20px; flex-wrap: wrap; }
.lib-search { flex: 1 1 280px; max-width: 480px; }
.lib-manage { background: var(--glass-2); color: var(--muted); border: 1px solid var(--line);
    border-radius: 999px; padding: 9px 16px; font-family: inherit; font-weight: 600; font-size: 0.85rem;
    cursor: pointer; white-space: nowrap; }
.lib-manage:hover { color: var(--ink); border-color: var(--orange); }
.lib-manage.active { color: var(--moss); border-color: var(--moss); }
.lib-card { position: relative; }
.lib-del { position: absolute; top: 8px; right: 8px; width: 24px; height: 24px; border-radius: 50%;
    border: 1px solid var(--line); background: rgba(7,18,15,0.85); color: var(--muted); cursor: pointer;
    font-size: 1.1rem; line-height: 1; display: flex; align-items: center; justify-content: center; }
.lib-del:hover { color: var(--coral); border-color: var(--coral); }
.lib-count { color: var(--muted); font-size: 0.85rem; margin: 2px 2px 16px; }
.lib-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }

.lib-card { position: relative; display: flex; flex-direction: column; gap: 8px; text-decoration: none;
    text-align: left; width: 100%; font-family: inherit; color: var(--ink); cursor: pointer;
    background: var(--glass-2); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 18px; transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s; }
.lib-card:hover { border-color: var(--orange); transform: translateY(-2px);
    box-shadow: 0 10px 26px rgba(0,0,0,0.35); }
.lib-card:focus-visible { outline: none; border-color: var(--orange); box-shadow: 0 0 0 2px rgba(255,122,26,0.5); }
.lib-card-cta { color: var(--orange); font-weight: 600; }
.lib-card-name { font-family: 'Sora', sans-serif; font-weight: 700; font-size: 1.02rem; color: var(--ink); }
.lib-card-stats { display: flex; flex-wrap: wrap; gap: 14px; color: var(--muted); font-size: 0.9rem; }
.lib-card-stats strong { color: var(--ink); font-family: 'Sora', sans-serif; }
.lib-card-date { color: var(--teal); font-size: 0.85rem; }
.lib-card-foot { color: var(--muted); font-size: 0.78rem; margin-top: auto; opacity: 0.8; }
.lib-tag { color: var(--gold); font-size: 0.78rem; }
.lib-empty { color: var(--muted); font-size: 0.95rem; padding: 24px 4px; }

/* Course preview window (modal) */
.pv-modal-backdrop { position: fixed; inset: 0; z-index: 9000; display: flex; align-items: flex-start;
    justify-content: center; padding: 4vh 16px; overflow-y: auto;
    background: rgba(3, 9, 7, 0.74); backdrop-filter: blur(4px); }
.pv-modal-backdrop[hidden] { display: none; }
.pv-modal { position: relative; width: 100%; max-width: 800px; margin: auto; background: var(--bg-1);
    border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px; }
.pv-close { position: absolute; top: 16px; right: 16px; width: 34px; height: 34px; border-radius: 50%;
    border: 1px solid var(--line); background: var(--glass-2); color: var(--muted); cursor: pointer;
    font-size: 1rem; line-height: 1; display: flex; align-items: center; justify-content: center; z-index: 2; }
.pv-close:hover { color: var(--ink); border-color: var(--orange); }
.lib-preview-head { margin-bottom: 16px; padding-right: 40px; }
.pv-meta { color: var(--muted); font-size: 0.88rem; margin-top: 6px; }
#pv-map { height: 360px; width: 100%; background: var(--bg-1); }
.pv-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 20px;
    padding-top: 18px; border-top: 1px solid var(--line); }
.pv-actions-label { color: var(--muted); font-size: 0.9rem; margin-right: 2px; }
body.pv-open { overflow: hidden; }

/* "Open in…" chooser modal (library page) */
.tg-modal-backdrop { position: fixed; inset: 0; z-index: 10000; display: flex; align-items: center;
    justify-content: center; padding: 20px; background: rgba(3, 9, 7, 0.7); backdrop-filter: blur(4px); }
.tg-modal { width: 100%; max-width: 440px; background: var(--bg-1); border: 1px solid var(--line);
    border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px; }
.tg-modal-eyebrow { color: var(--orange); font-weight: 600; letter-spacing: 0.12em;
    text-transform: uppercase; font-size: 0.72rem; }
.tg-modal-title { font-family: 'Sora', sans-serif; font-weight: 700; font-size: 1.2rem; margin-top: 6px; }
.tg-modal-sub { color: var(--muted); font-size: 0.9rem; margin-top: 4px; }
.tg-modal-choices { display: flex; flex-direction: column; gap: 10px; margin: 18px 0 14px; }
.tg-modal-choice { display: flex; flex-direction: column; gap: 3px; text-align: left; cursor: pointer;
    background: var(--glass-2); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px;
    color: var(--ink); font-family: inherit; transition: border-color 0.15s, background 0.15s; }
.tg-modal-choice:hover { border-color: var(--orange); background: rgba(255,122,26,0.08); }
.tg-choice-title { font-family: 'Sora', sans-serif; font-weight: 600; font-size: 1rem; }
.tg-choice-sub { color: var(--muted); font-size: 0.83rem; }
.tg-modal-cancel { background: transparent; color: var(--muted); border: 1px solid var(--line);
    border-radius: 999px; padding: 8px 16px; cursor: pointer; font-family: inherit; font-weight: 600;
    font-size: 0.85rem; }
.tg-modal-cancel:hover { color: var(--ink); border-color: var(--muted); }

/* --- TrailGoat AI coach --- */
.coach { margin-bottom: 22px; }
.coach-messages { display: flex; flex-direction: column; gap: 10px; margin: 16px 0; }
.coach-msg { max-width: 85%; padding: 10px 14px; border-radius: 14px; font-size: 0.92rem; line-height: 1.5;
    white-space: pre-wrap; }
.coach-user { align-self: flex-end; background: var(--orange); color: #1a1205; border-bottom-right-radius: 4px; }
.coach-assistant { align-self: flex-start; background: var(--glass-2); border: 1px solid var(--line);
    color: var(--ink); border-bottom-left-radius: 4px; }
.coach-thinking { color: var(--muted); font-style: italic; }
.coach-suggestions { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.coach-chip { background: var(--glass-2); color: var(--ink); border: 1px solid var(--line);
    border-radius: 999px; padding: 7px 14px; font-family: inherit; font-size: 0.85rem; cursor: pointer;
    transition: all 0.15s; }
.coach-chip:hover { border-color: var(--teal); color: var(--teal); }
.coach-input { display: flex; gap: 10px; }
.coach-input input { flex: 1; }
.coach-input .export-btn { flex: 0 0 auto; }

/* Footer */
.foot { text-align: center; color: var(--muted); font-size: 0.85rem; padding: 30px 24px 50px; }
.foot a { color: var(--orange); text-decoration: none; }
.foot a:hover { text-decoration: underline; }

/* Methodology */
.methodology p { color: var(--muted); font-size: 0.9rem; margin-top: 12px; }
.methodology .disclaimer { color: var(--muted); }
.methodology .disclaimer strong { color: var(--gold); }